Est. $4,588 per month, based on comparable rentals
Sale and tax history for 21 Round Top Rd
Sale History
Tax History
Date
Event
Price
GSMLS #4041938
Sep 16, 2026
Sold
$1,365,000
Aug 13, 2026
Pending
—
Jul 26, 2026
Listed
$1,400,000
Jul 20, 2026
Coming Soon
$1,400,000
Public Records
Aug 1, 1981
Sold
$56,900
Year
Property tax
Land + Additions
Assessment*
2025
$19,386 (+3.4%)
$461,200 + $715,900
$1,177,100
2024
$18,755 (+1.8%)
$435,100 + $671,400
$1,106,500
2023
$18,427 (+2.0%)
$391,100 + $629,300
$1,020,400
2022
$18,064 (−1.1%)
$362,100 + $588,700
$950,800
2021
$18,261 (+1.5%)
$344,800 + $564,300
$909,100
2020
$17,984 (+2.1%)
$331,500 + $548,100
$879,600
2019
$17,606 (+4.3%)
$328,800 + $540,000
$868,800
2018
$16,886 (+1.3%)
$322,300 + $541,600
$863,900
2017
$16,671 (+0.2%)
$307,000 + $542,800
$849,800
2016
$16,646 (+5.9%)
$279,100 + $559,500
$838,600
2014
$15,723 (+3.1%)
$258,500 + $543,300
$801,800
2013
$15,257 (+2.7%)
$258,500 + $513,400
$771,900
2011
$14,858 (−0.8%)
$258,500 + $492,000
$750,500
2010
$14,976 (−3.4%)
$256,000 + $484,300
$740,300
2009
$15,499
$256,000 + $476,300
$732,300
Public record
Public record
Zoning
Beds
—
Baths
—
Stories
2
Lot width
—
Lot depth
—
Lot size
2.3 Acres
Year renovated
—
Sq. Ft.
4,075
Year built
1990
Style
Single Family Residential
County
Somerset County
APN
2000027 00031 07
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 1, 2026.
R-65
Rural Residential District
The R-65 district encompasses the majority of existing 1 1/2 acre lot single family neighborhoods of Warren Township. The standards and requirements of this district are designed to recognize the existing developed neighborhood character and to further the goals of the Warren Township Master Plan.
Permitted uses
Include but are not limited to:
Agriculture
Livestock production
Housing-Single unit
Golf related
Property details
Exterior
Lot Information
Approximate Lot Size: 2.3
Public facts
Beds: —
Baths: —
Sq. Ft.: 4,075
Stories: 2.0
Lot Size: 2.3 acres
Style: Single Family Residential
Year Built: 1990
Year Renovated: —
County: Somerset County
APN: 2000027 00031 07
Home facts updated by county records on Oct 1, 2026
Other
Listing Information
Attribution Contact: 866-201-6210
Around this home
Schools
Mount Horeb Elementary School
Public PreK-5 • Assigned • 0.5mi
7/10
Middle School
Public 6-8 • Assigned • 3.3mi
8/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
5/10 Heat Factor
7 days above 100° expected this year, 15 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
3/10 Air Factor
2 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
Warren, NJ • 07059-5521
Average low and high temperatures (°F)
35
20
39
23
56
34
63
42
70
51
80
61
85
66
82
60
78
58
68
45
56
36
40
25
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
73/ 100
Good sunlight
Sunscore
This home receives average direct sun exposure in Warren. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
8.7 hrs
4.6 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.31M – $1.59M
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